public boolean tryLock(long timeout, TimeUnit unit) throws InterruptedException { return sync.tryAcquireNanos(1, unit.toNanos(timeout)); }
public Thread getLockOwner() { return sync.getLockOwner(); }
public boolean hasQueuedThreads() { return sync.hasQueuedThreads(); }
public void lockInterruptibly() throws InterruptedException { sync.acquireInterruptibly(1); }
public boolean isLocked() { return sync.isHeldExclusively(); }
public Condition newCondition() { return sync.newCondition(); }
public void unlock() { sync.release(1); }
public boolean tryLock() { return sync.tryAcquire(1); }
public void lock() { sync.acquire(1); }